Page 17 - Ranger PT3 English 2020
P. 17

English PT3  Chapter 1 Grammar Focus & Error Correction
       Modal  Verb              Uses                          Examples

                    – something is necessary /     I must be in school at 9 o’clock.
       Must
                      obligations                  I mustn’t be late for sport
                                                   practice.
       Mustn’t      – something is not allowed     We have to practise intensively
                                                   now.
                    – something is necessary /
       Have  to       obligation                   They don’t have to come with
 Chapter 1  Don’t  have   – no obligation or necessity
                                                   us.
       to

                    - give advice / ask for      You should exercise more
       Should         advice                       frequently but where should you
                                                   do it?
                    – actions did regularly in the    I would always take two eggs for
       Would          past but not now             breakfast but I don’t do it now.
                    -  polite requests             I would like a cupcake if it’s no
                                                   trouble.
                    – something is not necessary   You needn’t dress up for the
       Needn’t
                                                   event.
                    - ability                      I will be able to donate to your
       Be able  to  - a specific ability in the    cause.
                      past                         She wasn’t able to sing for the
                                                   concert that day.


      Practice 1   Underline the correct answer.
        1.  Mrs  Tan,  (may,  must,  shall)  we  go  to  the  library  to  borrow  books?  We  (shall,
          need, would) to research.
        2.  The  accident  (can,  might,  shall)  be  due  to  the  poor  road  condition.  It  (needs,
          needn’t, would) be repaired.
        3.  My brother (should, mustn’t, could) be able to obtain his driving licence when he
          turns eighteen. He (must, would, can) be very happy.
        4.  Since you are not free now, I (will, must, should) call you tonight. You (may, may
          not, shall) answer if you want to.

        5.  The school choir (will, can, may) win the competition but they (have, don’t have,
          shall) to practise diligently.

        6.  As we are all involved in the project, we (might, may, should) be more cooperative.
          Our project (may, must, mustn’t) be the best.


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